Membership
Tour
Register
Log in
Kazuyoshi Tokunaga
Follow
Person
Katsuta, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and image forming apparatus, and printing system for recordi...
Patent number
7,433,075
Issue date
Oct 7, 2008
Ricoh Printing Systems, Ltd.
Kazuyoshi Tokunaga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document processing method
Patent number
7,209,256
Issue date
Apr 24, 2007
Ricoh Printing Systems, Ltd.
Seiji Kageyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document printing method
Patent number
6,567,180
Issue date
May 20, 2003
Hitachi Koki Co., Ltd.
Seiji Kageyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Printing apparatus for reproducing copy sets containing variable pa...
Patent number
5,841,548
Issue date
Nov 24, 1998
Hitachi Koki Co., Ltd.
Kazuyuki Mitome
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transferring toner images in electrophotography
Patent number
4,427,755
Issue date
Jan 24, 1984
Hitachi, Ltd.
Kazuyoshi Tokunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Nonimpact printer
Patent number
4,416,533
Issue date
Nov 22, 1983
Hitachi, Ltd.
Kazuyoshi Tokunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Dry reversal developer for electrostatic photography and electrosta...
Patent number
4,374,191
Issue date
Feb 15, 1983
Hitachi, Ltd.
Akio Mukoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Thermomagnetic recording apparatus
Patent number
4,314,257
Issue date
Feb 2, 1982
Hitachi, Ltd.
Kazuyoshi Tokunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Document processing method
Publication number
20040017583
Publication date
Jan 29, 2004
HITACHI KOKI CO., LTD.
Seiji Kageyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and image forming apparatus, and printing system for recordi...
Publication number
20020027674
Publication date
Mar 7, 2002
HITACHI KOKI CO., LTD.
Kazuyoshi Tokunaga
G06 - COMPUTING CALCULATING COUNTING